Exploration Geologist, Senior
Bluemoonmetals · Mariposa County, California · 2026-08-26
About this role
Reporting to the Exploration Manager, US, this position is site-based at the Blue Moon site in Mariposa County, California.
The Senior Exploration Geologist is a technical role responsible for the implementation and management of effective processes related to Blue Moon Metals near-mine, district, and regional exploration activities in California, USA. The position will routinely travel to Blue Moon Metals tenements to complete field work, prospect assessments, supervise contractors and liaise with a variety of stakeholders involved in, supporting, and impacted by exploration programs. The position is essential in leading, guiding, and developing Exploration and Junior Geologist staff in day-to-day exploration, as well as project tasks. The role is responsible for geological interpretation, 3D modelling, new resource opportunities and support of resource estimation processes.
Key Responsibilities
• The Senior Exploration Geologist participates in planning, supervision, execution, interpretation, and modelling of underground and surface near mine, district and regional exploration projects.
• The position advances the understanding of mine, near-mine, district and regional geology as a key part of the process of new orebody discovery, development of mineral resources, and mining of ore reserves.
• Within the Exploration team the role is a technical specialist in geological interpretation, 3D modelling, GIS and mineralization visualization.
• Participates in setting and enforcing the technical guidelines and standards as applied within the Exploration Department, and managing the geological, technical and digital resources available to the Exploration team.
• Promotes and enforces Blue Moon Metals cultural, safety, environment policies and guidelines.
• Ensures all work is completed and reported in compliance with all applicable US legislative requirements and Blue Moon Metals tenement conditions.
Functional Planning / Scheduling
Exploration
• Assists in developing and maintaining an understanding of the geological controls on mineralization.
• Assists in generating exploration strategies, models, and targets inclusive but not restricted to known styles of mineralization.
• Contributes to the design and implementation of near-mine, district, and regional exploratory programs, from surface and underground to test and define mineralization potential.
• Reports on exploration activities and programs.
• Completes exploration activities compliant with Blue Moon Metals and government requirements.
• Assists in translating geological data into readily accessible, up-to-date GIS format (spatial data), in an auditable digital data filing structure.
• Ensures all drilling data is interpreted during the drilling process and geological models are constructed using 3D mine planning software.
Resource Development
• Assists in defining the resource potential of exploration prospects and identifying resource expansion opportunities.
• Assists in advancing projects through to feasibility stage where resource and reserve potential exists.
• Assist the design, preparation and implementation of proposals, cost estimates and capital expenditure requests for exploration drilling programs.
• Undertakes structural, lithological, geotechnical, metallurgical, hydrogeological and mineralization characterization projects required to understand the distribution of mineralization and ensure the conversion of resources to reserves.
• Contributes to the Life of Mine Plan (LOM), desktop and feasibility studies.
• Complete other duties as required by the Exploration Manager.
Compliance / Quality Control
• Responsible for uncontaminated samples being collected in compliance with NI 43-101 best practices.
• Implements appropriate sample and assay quality control measures.
• Investigates, corrects and documents any problems arising from sampling.
• Participates in audits of sample collection, dispatch, assaying and data interpretation.
Safety
• Carries out duties diligently, with highest regard for their safety, the safety of others, environment and community members.
• Complies with relevant policy, procedure, guidelines, and standards, as well as national and international acts, regulations and guidelines related to health, safety, environment and community relations.
• As a supervisor, have the responsibility of ensuring satisfactory work performance, as well as compliance of staff with safety, health and environmental best practice.
People
• Leads the daily management function of Exploration and Junior Geologists to achieve best practice.
• Ensures the accurate capture of all information related to drilling, field sampling and mapping.
• Ensures compliance with procedures and quality of work.
• Schedules and ensures geological staff conduct regular drill rig inspections to assess the quality of data being captured, sampling practices and outcomes.
• Promotes and supervises the implementation of effective and efficient field technologies.
• Other tasks as required
Key Performance Indicators
Safety
• Assist with constant improvements of the Company’s safety systems
• Achieve zero LTI’s
All In Sustaining Costs (AISC)
• Control and monitor monthly absenteeism
Production
• Complete as a minimum the planned exploration programs drilling for each financial year
• Maintain daily/weekly/monthly quality control and exploration deliverable targets
• Assist with preparation of weekly and monthly report by the due date
• Participate actively in staff development and training
• 100% accuracy in reporting for department costs and budgets.
Behavioral Competencies
• Possesses strong training and mentoring skills with the ability to develop an effective team
• Demonstrates strong conceptual skills, and be capable of developing lateral and practical solutions
• Strong analytical and problem-solving skills
• Ability to respond to a changing work environment
• The ability to manage…
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